/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.debezium.connector.mongodb.transforms;

public enum ArrayEncoding {
  ARRAY("array"),
  DOCUMENT("document");

  private final String value;

  ArrayEncoding(String value) {
    this.value = value;
  }

  public String getValue() {
    return value;
  }

  /**
   * Determine if the supplied value is one of the predefined options.
   *
   * @param value the configuration property value; may not be null
   * @return the matching option, or null if no match is found
   */
  public static ArrayEncoding parse(String value) {
    if (value == null) {
      return null;
    }
    for (ArrayEncoding option : ArrayEncoding.values()) {
      if (option.getValue().equalsIgnoreCase(value.trim())) {
        return option;
      }
    }
    return null;
  }

  /**
   * Determine if the supplied value is one of the predefined options.
   *
   * @param value the configuration property value; may not be null
   * @param defaultValue the default value; may be null
   * @return the matching option, or null if no match is found and the non-null default is invalid
   */
  public static ArrayEncoding parse(String value, String defaultValue) {
    ArrayEncoding mode = parse(value);
    if (mode == null && defaultValue != null) {
      mode = parse(defaultValue);
    }
    return mode;
  }
}
